From 0cd75d5a6d3709637391fd67f023a5ce94f4a966 Mon Sep 17 00:00:00 2001
From: Matt Bray <mattjbray@gmail.com>
Date: Thu, 24 Mar 2022 17:36:45 +0000
Subject: [PATCH] use Bytes.unsafe_to_string

---
 src/opentelemetry.ml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/opentelemetry.ml b/src/opentelemetry.ml
index 60da40b7..f4c59e5a 100644
--- a/src/opentelemetry.ml
+++ b/src/opentelemetry.ml
@@ -612,7 +612,7 @@ module Trace_context = struct
         let buf = Bytes.create len in
         let* str =
           match Bytes.blit_string str offset buf 0 len with
-          | () -> Ok (Bytes.to_string buf)
+          | () -> Ok (Bytes.unsafe_to_string buf)
           | exception Invalid_argument _ -> Error or_
         in
         Ok (str, offset + len)